Infographic

Caesium in numbers

Caesium (Cs) drawn as one poster: 2 critical mineral lists. Scroll to draw it, then download it as SVG or PNG.

PROSPECTOR TRAILS · INFOGRAPHIC · DATA YEAR 2025CaesiumCsTechnology metal · symbol CsCaesium is used in formate brines for oil and gas drilling, atomic clocks and specialtychemicals. It comes from the mineral pollucite in lithium-caesium-tantalum pegmatites.CRITICAL MINERAL LISTS2Current government critical or strategic lists namingcaesium, across 2 jurisdictions.US NET IMPORT RELIANCE 2025100%1961–1977A century of caesium production0.00 t88 t175 t262 t350 t196119631966196819701972197519771977: 18 tWorld production, USGS column 'World production'. Source: USGS Data Series 140, historical statistics.POLICYOn the critical listsUnited States (USGS): critical 2025Canada: critical 2024prospectortrails.comSources: USGS Mineral Commodity Summaries, CEPII BACI, IEA (CC BY 4.0), World Bank,government lists. Figures rounded.PROSPECTOR TRAILSOpen data, drawn in numbers
Caesium infographic: world production, top producers, a century of output, producing countries on a map, critical lists. Data year 2025.

Download the Caesium infographic

The finished poster, as a vector SVG or a 2× PNG, with every figure and its sources on it. Free to share with a credit to Prospector Trails.

Downloads are made in your browser from the drawing above; nothing is sent to a server.

The numbers

The figures on the poster, with their sources. Production and reserves are USGS estimates, trade values are CEPII BACI customs data, demand is the IEA's outlook.

Critical mineral lists
2 current lists in 2 jurisdictions (Canada, United States) government critical mineral lists
US net import reliance, 2025
100% USGS Mineral Commodity Summaries 2026
World production, 1961
11 t (USGS historical series, as reported) USGS Data Series 140 (historical statistics)
World production, 1977 (historical series)
18 t USGS Data Series 140 (historical statistics)

Sources

USGS Mineral Commodity Summaries 2026 · USGS Data Series 140 (historical statistics) · government critical mineral lists. Figures are rounded; country names follow our atlas.

Read more

Caesium storyCritical mineral listsAll infographics